BGS mineralogy and petrology collection record

Sample number S25406; COLLNOSN108;
Sample Donor Phemister,J.
Rock name Not entered
Stratigraphy Not entered
Comments Effect of pegmatite invasion of garnet-hornblende rock
Locality details 1000 yds 37 deg S of W of exit of Gull Loch
50k map sheet Altnaharra (108)

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Map reference NC 6665 4254
Year collected Not entered 
Bore name Not applicable
Confidentiality No restrictions

Petrological thin sections

Links to high resolution images

Transition from XPL to PPL light


S25406

Cross Polarized, S25406

Plane Polarized, S25406

Plane Polarized, S25406